Holding the HDMI Handshake, And why that's important - AVPro Edge
HDMI/DVI HDCP Handshake Problems & How to Avoid Them
DR HDMI 4K | will solve most HDCP/HDMI and handshaking issues.
Help with HDCP handshake issue when new QLED TV is connected to system! | AVS Forum
HDfury HDMI to HDMI EDID Manager/Emulator with USB Cable Solves All Handshake Problems 1080P Full HD: Amazon.co.uk: Electronics & Photo
Has anybody else been having this problem with their PS5? Sometimes when I turn on the console, it looks like this. Restarting the console makes it work like normal though. : r/playstation